Description of the asthenosphere
WebThe mesosphere is labeled as Stiffer mantle in this diagram. The lower mantle, historically also known as the mesosphere, represents approximately 56% of Earth's total volume, and is the region from 660 to … WebWhich description identifies the lithosphere? answer choices . made up of the upper mantle and composed of cool, rigid rocks ... The image shows Earth’s lithosphere and asthenosphere with several individual layers labeled. Which layer(s) make(s) up the lithosphere? answer choices . layer 1 only. layer 3 only. layers 1 and 2.
Description of the asthenosphere
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WebThe asthenosphere is the upper zone of our Earth’s mantle. Located below the lithosphere, approximately between 30 and 130 kilometres deep. It is formed or composed of solid … WebNov 29, 2024 · The upper mantle, along with the crust, comprises what is called the lithosphere. The lithosphere is approximately 120 miles or 200 kilometers thick. This is where the tectonic plates exist. Below the lithosphere, you'll find the asthenosphere. The lithosphere essentially glides over the asthenosphere as a series of tectonic plates.
WebSep 11, 2024 · Match the layer of the earth with its best description. 1) inner core 2) outer core 3) lower mantle 4) upper mantle 5) crust 6) lithosphere 7) asthenosphere A) layer that includes the asthenosphere B) layer just outside of the outer core C) plastic portion of the upper mantle of the earth D) very dense liquid of iron and sulfur E) made of solid ... WebAug 18, 2024 · Match each term to its description. 1. crust the earth's outermost layer 2. inner core the semi-solid layer between the top layer and the upper mantle 3. lower mantle the layer between the asthenosphere and lower mantle 4. asthenosphere the metallic layer at the earth's center 5. upper mantle the hottest part of the mantle 6. top layer
WebSep 15, 2024 · The asthenosphere is part of the upper mantle located below the crust of the earth. The asthenosphere boundary is primarily defined by temperature, and it starts when the crust heats up to... WebApr 4, 2024 · It is the rigid and rocky part of the earth’s inner sections that goes up to 100 km beneath the earth’s crust. This layer of earth lies on the asthenosphere. It is …
WebSep 11, 2013 · Asthenosphere. Beneath the lithosphere is a relatively weak and ductile layer of the mantle called the asthenosphere. Although the asthenosphere is solid, not liquid, it flows at geological rates, up to several cm (several inches) per year. In other words, the asthenosphere behaves much more plastically than the rigid lithosphere above it does.
Webasthenosphere, zone of Earth’s mantle lying beneath the lithosphere and believed to be much hotter and more fluid than the lithosphere. The asthenosphere extends from about 100 km (60 miles) to about 700 km (450 miles) below Earth’s surface. crustal … subduction zone, oceanic trench area marginal to a continent in which, … earthquake, any sudden shaking of the ground caused by the passage of … convection, process by which heat is transferred by movement of a heated … lithosphere, rigid, rocky outer layer of the Earth, consisting of the crust and the … tectonic landform, any of the relief features that are produced chiefly by uplift or … There are three major types of magma. Basaltic (or mafic) magma predominates … dynamic arrays solidityWebSep 27, 2024 · The asthenosphere is viscous, and the lithosphere-asthenosphere boundary (LAB) is the point where geologists and rheologists —scientists who study the flow of matter—mark the … crystal straightWebSep 5, 2024 · Sample Description and Analytical Methods 4.1. Sample Description. The granodiorite (Xianlin–1) was sampled for the SIMS zircon U–Pb dating. ... Previous studies indicated that the beginning of the rollback of the Paleo-Pacific slab caused strong asthenosphere–lithosphere interaction for the formation of the I- and A-type granites. dynamic arrays symbol